From c44d8b51ffb5a413f8bbdbd9991bbc573853e397 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Henryk=20Pl=C3=B6tz?= Date: Fri, 3 Oct 2014 20:04:14 +0200 Subject: Apply patch djbdns-1.05-test27.diff.bz2 Source was http://www.fefe.de/dns/djbdns-1.05-test27.diff.bz2, SHA1 f0380ec1866f49c0bcf6369a923ac0a4a5095da8 --- dns_sortip6.c | 20 ++++++++++++++++++++ 1 file changed, 20 insertions(+) create mode 100644 dns_sortip6.c (limited to 'dns_sortip6.c') diff --git a/dns_sortip6.c b/dns_sortip6.c new file mode 100644 index 0000000..7e752e9 --- /dev/null +++ b/dns_sortip6.c @@ -0,0 +1,20 @@ +#include "byte.h" +#include "dns.h" + +/* XXX: sort servers by configurable notion of closeness? */ +/* XXX: pay attention to competence of each server? */ + +void dns_sortip6(char *s,unsigned int n) +{ + unsigned int i; + char tmp[16]; + + n >>= 4; + while (n > 1) { + i = dns_random(n); + --n; + byte_copy(tmp,16,s + (i << 4)); + byte_copy(s + (i << 4),16,s + (n << 4)); + byte_copy(s + (n << 4),16,tmp); + } +} -- cgit v1.2.3